'use strict';

const Controller = require('egg').Controller;

class BannerController extends Controller {
  async index() {
    const {ctx}=this;
    var db =  this.app.mongodb;
    var res =await db.collection("banner").find().toArray();
    if(res.length>0){
        ctx.body={
            status:200,
            res
        }
    }else{
        ctx.status=400;
        ctx.body={
            status:400,
            msg:"数据库输入的参数不合法"
        }
    }
  }
}

module.exports = BannerController;
